| Reston to Cibolo (Texas) | 1,351.96 mi (2,175.77 km) |
| Reston to Cicero (Illinois) | 582.83 mi (937.97 km) |
| Reston to Cimarron Hills (Colorado) | 1,465.17 mi (2,357.96 km) |
| Reston to Cincinnati (Ohio) | 384.34 mi (618.53 km) |
| Reston to Cinco Ranch (Texas) | 1,224.65 mi (1,970.88 km) |
| Reston to Circleville (Ohio) | 302.20 mi (486.35 km) |
| Reston to Citrus (California) | 2,256.76 mi (3,631.90 km) |
| Reston to Citrus Heights (California) | 2,341.91 mi (3,768.95 km) |
| Reston to Citrus Park (Florida) | 808.97 mi (1,301.91 km) |
| Reston to Claiborne (Louisiana) | 941.68 mi (1,515.49 km) |
| Reston to Claremont (California) | 2,247.20 mi (3,616.53 km) |
| Reston to Claremont (New Hampshire) | 401.77 mi (646.59 km) |
| Reston to Claremore (Oklahoma) | 1,013.99 mi (1,631.86 km) |
| Reston to Clarksburg (Maryland) | 19.47 mi (31.34 km) |
| Reston to Clarksburg (West Virginia) | 161.27 mi (259.53 km) |
